单项选择题
A．However B．But C．Otherwise D．Therefore
A．he never ate in the cafeteria B．he ate in the cafeteria sometimes but not often C．he always went back for lunch D．he often ate in the cafeteria
A．the baker next door came to help with the opening B．the new restaurant did not prepare all its foods C．the son and the daughter served at the tables D．the customers enjoyed the cakes very much